Universe Vocablary Megan Coppage 3rd Period.
Across
- 2. A giant ball of gas that is the center of our solar system, and many planets orbit aroud.
- 3. An object with more that four solar masses, squeezed into a ball, whose gravity is so strong, light can't escape.
- 7. __ Galaxy, A galaxy with a pull at the center, with short, or no arms at all.
- 9. A theory that says, the universe began with a small ball, that grew rapidly over time.
- 10. Used in astronomy to measure the size and shape and compare other stars, to our Sun,
- 11. A large celestial body of mass and gas, held together by its own gravity.
- 12. Rotational center of a huge galaxy, such a the Circinus Galaxy.
- 13. The death of a large star by exploding.
- 15. __ Galaxy, A galaxy with a pull in the center, with very distinct arms, winding around the center.
- 16. Beginning point in witch something begins, or ends.
- 17. The distance between any two correspodimg points that are adjacent on a wave.
- 18. A large cluster of stars in space.
- 19. Large cluster of stars and dust, usually the beginning of a star.
- 20. A galaxy with a huge group of stars that rotate around one big star, called our Sun.
Down
- 1. Bands of dust that look like dark ribbons against the star in a galaxy.
- 4. __ Galaxy, A galaxy with a brighter center, and little dust or gas.
- 5. A cluster of star that spreads out from a center of a spiral galaxy.
- 6. All space and the matter contains.
- 8. A unit of length equal to the distance that it takes light to travle through space in one year.
- 10. __ Light, how fast light travels through space.
- 14. The transfer of energy through matter or space as electromagnetic waves.